On Tue, Jul 5, 2011 at 7:45 AM, Neal Becker <[email protected]> wrote:
> I thought I'd try to speed up numpy on my fedora system by rebuilding the > atlas > package so it would be tuned for my machine. But when I do: > > rpmbuild -ba -D 'enable_native_atlas 1' atlas.spec > > it fails with: > > res/zgemvN_5000_100 : VARIATION EXCEEDS TOLERENCE, RERUN WITH HIGHER REPS. > > A bit of googling has not revealed a solution. Any hints? > > > I've never seen that, OTOH, I haven't built ATLAS in the last few years. Do you have all the power saving/frequency changing options turned off? What version of ATLAS are you using? What CPU? Chuck
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